90.60 Close of review Mar 5, 2023
ISO
ISO/TC 27/SC 1 Coal preparation: Terminology and performance
International Standard
73.040 Coals
Specifies methods for sampling and testing of magnetite. The specified tests should ensure that the properties which make magnetite suitable for coal preparation purpose are simply and adequately tested. These properties are: moisture content, particle size distribution, total magnetics content, relative density, total iron(II) content, fundamental magnetic properties.
PUBLISHED
ISO 8833:1989
90.60
Close of review
Mar 5, 2023